Table of contents
- 0. Review of Algebra(0)
- 1. Equations & Inequalities(0)
- 2. Graphs of Equations(0)
- 3. Functions(0)
- 4. Polynomial Functions(0)
- 5. Rational Functions(0)
- 6. Exponential & Logarithmic Functions(0)
- 7. Systems of Equations & Matrices(0)
- 8. Conic Sections(0)
- 9. Sequences, Series, & Induction(0)
- 10. Combinatorics & Probability(0)
7. Systems of Equations & Matrices
Determinants and Cramer's Rule
7. Systems of Equations & Matrices
Determinants and Cramer's Rule: Videos & Practice Problems
129 of 0
Problem 129Multiple Choice
![{"mathml":"<math style=\"font-family:stix;font-size:16px;\" xmlns=\"http://www.w3.org/1998/Math/MathML\"><mstyle mathsize=\"16px\"><mfenced open=\"[\" close=\"]\"><mtable><mtr><mtd><mn>4</mn></mtd><mtd><mi>p</mi><mo>+</mo><mn>3</mn></mtd></mtr><mtr><mtd><mo>-</mo><mn>11</mn><mi>r</mi></mtd><mtd><mi>s</mi></mtd></mtr></mtable></mfenced><mo>=</mo><mfenced open=\"[\" close=\"]\"><mtable><mtr><mtd><mi>q</mi></mtd><mtd><mn>3</mn><mi>p</mi><mo>-</mo><mn>5</mn></mtd></mtr><mtr><mtd><mo>-</mo><mn>4</mn><mi>r</mi></mtd><mtd><mn>7</mn></mtd></mtr></mtable></mfenced></mstyle></math>","truncated":false}](https://lightcat-files.s3.amazonaws.com/problem_images/bb3a88fa09252f25-1682502748409.jpg "open square brackets table row 4 cell p plus 3 end cell row cell negative 11 r end cell s end table close square brackets equals open square brackets table row q cell 3 p minus 5 end cell row cell negative 4 r end cell 7 end table close square brackets")